Leif started his career as an Engineer at Robert Bosch GMBH (Stuttgart, Germany) where he specialized in flexible manufacturing systems using robotics and vision systems. He then worked for 9 years at General Re Financial Products (GRFP), before moving to Bank of America where he has been employed since 2002.[5]
Leif has published numerous research papers in the field of quantitative finance.[6] He is also co-author of the three volume book series - Interest Rate Modelling[7] and Co-editor of the book Margin in Derivatives Trading.[8]
Leif is a recipient of several awards. He was named the Risk.Net Quant of the Year twice in 2001 and 2018.[9] In 2023, he was awarded the prestigious Financial Engineer of the Year (FEOY) award by IAQF.[10]